297288880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:627

約数の個数: 120

約数和(自身を含む): 810416880

約数和(自身を除く): 513128000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 181, 196, 245, 280, 362, 392, 419, 490, 560, 724, 784, 838, 905, 980, 1267, 1448, 1676, 1810, 1960, 2095, 2534, 2896, 2933, 3352, 3620, 3920, 4190, 5068, 5866, 6335, 6704, 7240, 8380, 8869, 10136, 11732, 12670, 14480, 14665, 16760, 17738, 20272, 20531, 23464, 25340, 29330, 33520, 35476, 41062, 44345, 46928, 50680, 58660, 70952, 75839, 82124, 88690, 101360, 102655, 117320, 141904, 151678, 164248, 177380, 205310, 234640, 303356, 328496, 354760, 379195, 410620, 530873, 606712, 709520, 758390, 821240, 1061746, 1213424, 1516780, 1642480, 2123492, 2654365, 3033560, 3716111, 4246984, 5308730, 6067120, 7432222, 8493968, 10617460, 14864444, 18580555, 21234920, 29728888, 37161110, 42469840, 59457776, 74322220, 148644440, 297288880]

約数ペア:

[(1, 297288880), (2, 148644440), (4, 74322220), (5, 59457776), (7, 42469840), (8, 37161110), (10, 29728888), (14, 21234920), (16, 18580555), (20, 14864444), (28, 10617460), (35, 8493968), (40, 7432222), (49, 6067120), (56, 5308730), (70, 4246984), (80, 3716111), (98, 3033560), (112, 2654365), (140, 2123492), (181, 1642480), (196, 1516780), (245, 1213424), (280, 1061746), (362, 821240), (392, 758390), (419, 709520), (490, 606712), (560, 530873), (724, 410620), (784, 379195), (838, 354760), (905, 328496), (980, 303356), (1267, 234640), (1448, 205310), (1676, 177380), (1810, 164248), (1960, 151678), (2095, 141904), (2534, 117320), (2896, 102655), (2933, 101360), (3352, 88690), (3620, 82124), (3920, 75839), (4190, 70952), (5068, 58660), (5866, 50680), (6335, 46928), (6704, 44345), (7240, 41062), (8380, 35476), (8869, 33520), (10136, 29330), (11732, 25340), (12670, 23464), (14480, 20531), (14665, 20272), (16760, 17738)]